Description This article describes the challenges of link failure
detection on LACP (802.3ad) interfaces in FortiGate environments and
proposes methods to accelerate HA failover in such scenarios. Unlike
physical interfaces, which rely on immediate e...
Description This article describes the risks of keeping unnecessary TCP
or UDP ports open on FortiGate public IPs. It also explains how to check
which ports are open or exposed to the Internet and how to block those
that are not needed. Regularly mon...
Description This article describes how to use MTR (My Traceroute) as an
additional diagnostic method for assessing the quality and size of the
network path between a FortiGate device and a destination. This approach
can support investigations related...
Description This article describes the new device authorization limit
introduced for FortiGate models with 2 GB RAM when acting as the
Security Fabric Root. Starting from FortiOS enhancements aimed at
reducing memory usage, FortiGate models with 2 GB...
Description This article addresses a critical issue where FortiGate 120G
devices running FortiOS v7.2.11 or v7.4.7 experience a kernel panic and
enter a reboot loop after modifying static routes or IPsec VPN
configurations. Scope FortiGate-120G runni...